package com.jay.test.designModel.action.strategy.example;

/**
 * Created by caoyuan7 on 2018/11/1.
 */
public interface MemberStrategy {
    /**
     * 计算图书的价格
     * @param booksPrice    图书的原价
     * @return    计算出打折后的价格
     */
    public double calcPrice(double booksPrice);
}